US7001520B2 - Method for treating waste-activated sludge using elecroporation - Google Patents
Method for treating waste-activated sludge using elecroporation Download PDFInfo
- Publication number
- US7001520B2 US7001520B2 US10/795,944 US79594404A US7001520B2 US 7001520 B2 US7001520 B2 US 7001520B2 US 79594404 A US79594404 A US 79594404A US 7001520 B2 US7001520 B2 US 7001520B2
- Authority
- US
- United States
- Prior art keywords
- sludge
- bioreactor
- cellular units
- delivering
- organic solids
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000002699 waste material Substances 0.000 title abstract description 9
- 238000004520 electroporation Methods 0.000 claims abstract description 11
- 238000011282 treatment Methods 0.000 claims abstract description 11
- 230000001413 cellular effect Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 11
- 230000003834 intracellular effect Effects 0.000 claims description 8
- 230000005684 electric field Effects 0.000 claims description 5
- 230000029087 digestion Effects 0.000 claims description 2
- 238000011221 initial treatment Methods 0.000 claims 3
- 238000004064 recycling Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 239000010828 animal waste Substances 0.000 abstract description 3
- 239000010908 plant waste Substances 0.000 abstract description 3
- 229920001131 Pulp (paper) Polymers 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000010841 municipal wastewater Substances 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4608—Treatment of water, waste water, or sewage by electrochemical methods using electrical discharges
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4616—Power supply
- C02F2201/46175—Electrical pulses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Definitions
- FIG. 1 is a schematic showing the process for electroporating sludge in order to break up and destroy the waste-activated sludge for transport to one or more bioreactors.
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Treatment Of Sludge (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
Description
Claims (13)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/795,944 US7001520B2 (en) | 1995-11-02 | 2004-03-08 | Method for treating waste-activated sludge using elecroporation |
US11/198,703 US7507341B2 (en) | 1999-01-13 | 2005-08-05 | Method of and apparatus for converting biological materials into energy resources |
US12/409,457 US7645382B2 (en) | 1995-11-02 | 2009-03-23 | Apparatus for converting biological materials into energy resources |
US12/685,484 US20100108588A1 (en) | 1995-11-02 | 2010-01-11 | Method of and apparatus for converting biological materials into energy resources |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/552,226 US5695650A (en) | 1995-11-02 | 1995-11-02 | Method for dewatering previously-dewatered municipal waste-water sludges using high electrical voltage |
US08/934,548 US5893979A (en) | 1995-11-02 | 1997-09-22 | Method for dewatering previously-dewatered municipal waste-water sludges using high electrical voltage |
US09/229,279 US6030538A (en) | 1995-11-02 | 1999-01-13 | Method and apparatus for dewatering previously-dewatered municipal waste-water sludges using high electrical voltages |
US46842799A | 1999-12-21 | 1999-12-21 | |
US09/612,776 US6395176B1 (en) | 1995-11-02 | 2000-07-10 | Method for treating waste-activated sludge using electroporation |
US10/107,614 US6540919B2 (en) | 1995-11-02 | 2002-03-26 | Method of treating waste-activated sludge using electroporation |
US10/270,420 US6709594B2 (en) | 1995-11-02 | 2002-10-15 | Method for treating waste-activated sludge using electroporation |
US10/795,944 US7001520B2 (en) | 1995-11-02 | 2004-03-08 | Method for treating waste-activated sludge using elecroporation |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/270,420 Continuation US6709594B2 (en) | 1995-11-02 | 2002-10-15 | Method for treating waste-activated sludge using electroporation |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/198,703 Continuation-In-Part US7507341B2 (en) | 1995-11-02 | 2005-08-05 | Method of and apparatus for converting biological materials into energy resources |
Publications (2)
Publication Number | Publication Date |
---|---|
US20040168977A1 US20040168977A1 (en) | 2004-09-02 |
US7001520B2 true US7001520B2 (en) | 2006-02-21 |
Family
ID=36953664
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/270,420 Expired - Lifetime US6709594B2 (en) | 1995-11-02 | 2002-10-15 | Method for treating waste-activated sludge using electroporation |
US10/795,944 Expired - Fee Related US7001520B2 (en) | 1995-11-02 | 2004-03-08 | Method for treating waste-activated sludge using elecroporation |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/270,420 Expired - Lifetime US6709594B2 (en) | 1995-11-02 | 2002-10-15 | Method for treating waste-activated sludge using electroporation |
Country Status (3)
Country | Link |
---|---|
US (2) | US6709594B2 (en) |
AU (1) | AU2003304722A1 (en) |
WO (1) | WO2006096151A1 (en) |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008009137A1 (en) * | 2006-07-21 | 2008-01-24 | Les Technologies Elcotech Inc. | Processes for deactivating microorganisms in solid materials |
US20080197074A1 (en) * | 2007-02-16 | 2008-08-21 | Opencel Llc | Method of and system for supporting denitrification |
US20090176300A1 (en) * | 1995-11-02 | 2009-07-09 | Opencel Llc | Method of and apparatus for converting biological materials into energy resources |
US20100086437A1 (en) * | 2004-08-02 | 2010-04-08 | Les Technologies Elcotech Inc. | Processes for deactivating microorganisms in solid materials |
US7790427B1 (en) | 2005-09-20 | 2010-09-07 | Battelle Memorial Institute | Method of treating biocells |
US20100287826A1 (en) * | 2007-07-31 | 2010-11-18 | Hoffman Richard B | System and Method of Preparing Pre-Treated Biorefinery Feedstock from Raw and Recycled Waste Cellulosic Biomass |
US20110003350A1 (en) * | 2009-06-25 | 2011-01-06 | Old Dominion University Research Foundation | System and method for high-voltage pulse assisted aggregation of algae |
US20110059053A1 (en) * | 2005-09-20 | 2011-03-10 | Battelle Memorial Institute | Method of treating biocells |
US20130213796A1 (en) * | 2010-07-21 | 2013-08-22 | Ambiente E Nutrizione S.R.L. | Process for modifying the structure of an organic sludge |
US8668827B2 (en) | 2012-07-12 | 2014-03-11 | Heliae Development, Llc | Rectangular channel electro-acoustic aggregation device |
US8673154B2 (en) | 2012-07-12 | 2014-03-18 | Heliae Development, Llc | Tunable electrical field for aggregating microorganisms |
US8702991B2 (en) | 2012-07-12 | 2014-04-22 | Heliae Development, Llc | Electrical microorganism aggregation methods |
US8709258B2 (en) | 2012-07-12 | 2014-04-29 | Heliae Development, Llc | Patterned electrical pulse microorganism aggregation |
US8709250B2 (en) | 2012-07-12 | 2014-04-29 | Heliae Development, Llc | Tubular electro-acoustic aggregation device |
US9145315B2 (en) | 2013-03-01 | 2015-09-29 | Paradigm Environmental Technologies Inc. | Wastewater treatment process and system |
WO2017094003A1 (en) | 2011-01-23 | 2017-06-08 | Wadis Ltd. | Wastewater treatment plant and method for treatment of waste sludge with pulsed electrical discharge |
WO2020129039A1 (en) | 2018-12-16 | 2020-06-25 | Wadis Ltd. | System and method for treatment of wastewater fluids |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6709594B2 (en) * | 1995-11-02 | 2004-03-23 | Dh20, L.L.C. | Method for treating waste-activated sludge using electroporation |
US20040106794A1 (en) * | 2001-04-16 | 2004-06-03 | Schering Corporation | 3,4-Di-substituted cyclobutene-1,2-diones as CXC-chemokine receptor ligands |
WO2006017738A1 (en) * | 2004-08-06 | 2006-02-16 | Opencel Llc | Method of and apparatus for converting biological materials into energy resources |
CN100378015C (en) * | 2005-05-24 | 2008-04-02 | 上海市政工程设计研究院 | Industrial wastewater treatment method by combination of overpotential three-dimensional electrode electrolysis and compound bacteria |
RU2009103999A (en) * | 2006-07-07 | 2010-08-20 | Шеринг Корпорейшн (US) | 3,4-DISPLACED CYCLOBUTENE-1,2-DIONES AS LIGANDS OF SCX-CHEMOKINE RECEPTORS |
NZ561695A (en) * | 2007-07-30 | 2010-04-30 | Fde Process Systems Ltd | Method of treating dilute phase sludges by applying electric field before dewatering |
US20100264083A1 (en) * | 2009-04-21 | 2010-10-21 | Biesinger Mark G | Method and apparatus for treating waste activated sludge |
DE202010012478U1 (en) | 2010-09-10 | 2011-12-12 | Süd-Chemie AG | Device for electrokinetic disintegration of the cell components of aqueous suspensions without process-related pre-crushing |
GR1009408B (en) * | 2016-11-21 | 2018-12-04 | Δημητριος Ιωαννη Γκιουρος | Automatic dosimeter for white and brown sugar, instantaneous coffee and like powders |
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US3280982A (en) | 1962-12-14 | 1966-10-25 | Eaton Yale & Towne | Hydraulic suction line filter |
US3397140A (en) | 1966-12-05 | 1968-08-13 | Stanley J. Dea | Method of dewatering sewage sludge |
US3670891A (en) | 1970-05-04 | 1972-06-20 | Wallace Peyton Allen | Microwave sewage treatment system |
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-
2002
- 2002-10-15 US US10/270,420 patent/US6709594B2/en not_active Expired - Lifetime
-
2003
- 2003-09-03 WO PCT/US2003/027598 patent/WO2006096151A1/en active Application Filing
- 2003-09-03 AU AU2003304722A patent/AU2003304722A1/en not_active Abandoned
-
2004
- 2004-03-08 US US10/795,944 patent/US7001520B2/en not_active Expired - Fee Related
Patent Citations (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US980463A (en) | 1909-07-16 | 1911-01-03 | Earnest T Welcome | Sewage-disposal system. |
US3265605A (en) | 1960-02-08 | 1966-08-09 | Getreidehandel Ag Ges | Process and apparatus for changing the charge of particles |
US3280982A (en) | 1962-12-14 | 1966-10-25 | Eaton Yale & Towne | Hydraulic suction line filter |
US3397140A (en) | 1966-12-05 | 1968-08-13 | Stanley J. Dea | Method of dewatering sewage sludge |
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US6709594B2 (en) | 2004-03-23 |
AU2003304722A1 (en) | 2006-09-18 |
US20040168977A1 (en) | 2004-09-02 |
WO2006096151A1 (en) | 2006-09-14 |
US20030080053A1 (en) | 2003-05-01 |
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